保护地灾星灰毒病灰霉病是发生在保护地的一种特有病害，属真菌危害。一旦发生，轻者减产３０％左右，重者可损失９０％以上。该病目前已成为危害保护地的最主要病害。灰霉病发生的条件是低温和高湿，特别是当室温为１５～２１℃，湿度超过８０％时，更易流行。发病初期，... Protected area star gray mold disease Botrytis cinerea is a endemic disease that occurs in the protected area, is a fungal hazard. In the event of a light output reduction of about 30%, heavy loss of more than 90%. The disease has now become the most harmful diseases in protected areas. Gray mold occurs under the conditions of low temperature and high humidity, especially when the room temperature is 15 ~ 21 ℃, more than 80% humidity, the more popular. Early onset, ...